Untitled

int main(void)
{
  int x;
  int a, b, d, e, f;
  int c1, c2, c3;

  scanf("%d", &x);
  a = first4(x);
  b = last4(x);
  c3 = b*b%10000;
  c2 = last8(last4(a*a) + 2*a*b*10000 + first4(b*b));
  c1 = a*a;
  printf("%d\n",c2);
  printf("%4d %08d %04d", c1, c2, c3);

  return 0;
}